ITEM

SPECIFICATION

RESULT

Particle size

Average particle size：230-280nm

Confirmed

Crystal structure

Anatase type

Confirmed

Non-volatile matter : wt% (105°C, 3 h)

≥95%

Confirmed

Dispersion ability

Easily to be dispersed in water, can be dispersed in the oil.

Confirmed

Microbe （Safety and Technical Standards for Cosmetics, 2015 edition）

Aerobic Bacterial Count < 500 CFU/g
Molds and Yeast Count < 100 CFU/g
Thermotolerant Coliform Bacteria negative
Staphylococcus Aureus negative
Pseudomonas Aeruginosa negative

Confirmed

Heavy metals: （5mlNitric acid ICP ）

Arsenic < 2 mg/kg
Mercury < 1 mg/kg
Lead < 10 mg/kg
Cadmium < 5 mg/kg

Confirmed

TiO2 (%)

>95.0

Confirmed

SiO2 (%)

1.0-5.0

Confirmed